Ouch!

A boy is vaccinated during a day of the vaccination campaign against Influenza A H1N1 Virus (swine flu) in Ciudad Juarez, Mexico. A new outbreak of H1N1 in northern Mexico, which left four dead in the past week, originated in the southern United States, the Chihuahua state governor said....

A boy is vaccinated during a day of the vaccination campaign against Influenza A H1N1 Virus (swine flu) in Ciudad Juarez, Mexico. A new outbreak of H1N1 in northern Mexico, which left four dead in the past week, originated in the southern United States, the Chihuahua state governor said.... (Getty Images)

A boy is vaccinated during a day of the vaccination campaign against Influenza A H1N1 Virus (swine flu) in Ciudad Juarez, Mexico. A new outbreak of H1N1 in northern Mexico, which left four dead in the past week, originated in the southern United States, the Chihuahua state governor said....